fix: viewer not running successfully; no output on screen (#2077)

tests/test_scheduler.py

@@ -6,7 +6,6 @@
 from datetime import timedelta
 from django.test import TestCase
 from django.utils import timezone
-from unittest import mock
 
 from anthias_app.models import Asset
 from settings import settings

tests/test_settings.py

@@ -3,7 +3,7 @@
 import shutil
 import sys
 from contextlib import contextmanager
-from unittest import skip, TestCase
+from unittest import TestCase
 
 user_home_dir = os.getenv('HOME')
 

viewer.py

@@ -24,14 +24,6 @@
 
 from lib.errors import SigalrmException
 from lib.media_player import MediaPlayerProxy
-from lib.utils import (
-    url_fails,
-    is_balena_app,
-    get_node_ip,
-    string_to_bool,
-    connect_to_redis,
-    get_balena_device_info,
-)
 from settings import settings, LISTEN, PORT, ZmqConsumer
 
 try: